Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1318311
| From | Arnaldo Carvalho de Melo <acme@kernel.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 10/26] perf config: Document 'buildid.dir' variable in man page |
| Date | 2016-01-26 20:40 +0100 |
| Message-ID | <qVhD3-nw-1@gated-at.bofh.it> (permalink) |
| References | <qVhjH-cn-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
From: Taeung Song <treeze.taeung@gmail.com> Explain 'buildid.dir' variable. Signed-off-by: Taeung Song <treeze.taeung@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Link: http://lkml.kernel.org/r/1452253193-30502-4-git-send-email-treeze.taeung@gmail.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/perf/Documentation/perf-config.txt | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/tools/perf/Documentation/perf-config.txt b/tools/perf/Documentation/perf-config.txt index ccbdb64696a7..a095f0cabf5e 100644 --- a/tools/perf/Documentation/perf-config.txt +++ b/tools/perf/Documentation/perf-config.txt @@ -154,6 +154,21 @@ tui.*, gtk.*:: will make the TUI be the default for the 'top' subcommand. Those will be available if the required libs were detected at tool build time. +buildid.*:: + buildid.dir:: + Each executable and shared library in modern distributions comes with a + content based identifier that, if available, will be inserted in a + 'perf.data' file header to, at analysis time find what is needed to do + symbol resolution, code annotation, etc. + + The recording tools also stores a hard link or copy in a per-user + directory, $HOME/.debug/, of binaries, shared libraries, /proc/kallsyms + and /proc/kcore files to be used at analysis time. + + The buildid.dir variable can be used to either change this directory + cache location, or to disable it altogether. If you want to disable it, + set buildid.dir to /dev/null. The default is $HOME/.debug + SEE ALSO -------- linkperf:perf[1] -- 2.5.0
Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
[PATCH 00/26] perf/core improvements and fixes Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-01-26 20:30 +0100 [PATCH 15/26] perf hists browser: Only offer symbol scripting when a symbol is under the cursor Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-01-26 20:30 +0100 [PATCH 10/26] perf config: Document 'buildid.dir' variable in man page Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-01-26 20:40 +0100 [PATCH 08/26] perf config: Document variables for 'colors' section in man page Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-01-26 20:40 +0100 [PATCH 07/26] perf annotate: Rename 'colors.code' to 'colors.jump_arrows' Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-01-26 20:40 +0100 [PATCH 09/26] perf config: Document variables for 'tui' and 'gtk' sections in man page Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-01-26 20:40 +0100
csiph-web